arch/mips/mm/highmem.c

Source file repositories/reference/linux-study-clean/arch/mips/mm/highmem.c

File Facts

System
Linux kernel
Corpus path
arch/mips/mm/highmem.c
Extension
.c
Size
380 bytes
Lines
18
Domain
Architecture Layer
Bucket
arch/mips
Inferred role
Architecture Layer: exported/initcall integration point
Status
integration implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/init.h>
#include <linux/export.h>
#include <linux/highmem.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <asm/fixmap.h>
#include <asm/tlbflush.h>

unsigned long highstart_pfn, highend_pfn;

void kmap_flush_tlb(unsigned long addr)
{
	flush_tlb_one(addr);
}
EXPORT_SYMBOL(kmap_flush_tlb);

Annotation

Implementation Notes